Question

Nitrobenzene can be prepared from benzene by using a mixture of conc. ${HNO_3}$ and conc. ${H_2SO_4}$ in the mixture, nitric acid acts as a/an :

• A. acid
• B. base
• C. catalyst
• D. reducing agent

Answer 1

Answer: (B)

base

Answer 2

${HONO_2 + H_2SO_4 -> NO^{+}_2 + H_2O + HSO^{-}_4}$ Nitric acid acts as a base by accepting a proton.